SIGNAL is an open civic tech project that aggregates publicly available data to display real-time camera feeds, snowplow positions, transit buses, traffic events, power outages, live air traffic, marine vessel positions, and ferry terminal status across Newfoundland and Labrador. All data is sourced from official government, transit, utility, and community APIs.
DATA SOURCES & ATTRIBUTION
© OpenStreetMap contributors
© CARTO
Provided by the Government of Newfoundland and Labrador via 511nl.ca. Public data accessed via documented public API endpoints.
Vehicle positions sourced from the City of St. John's public ArcGIS REST FeatureServer.
Data used in this product or service is provided by Metrobus Transit, however Metrobus Transit assumes no responsibility for the accuracy or currency of the Data used in this product or service.
Provincial winter maintenance vehicle positions provided as a public service by the Government of Newfoundland and Labrador via AA Tracking.
Open-source plow tracking project by Jack Harrhy aggregating public vehicle position data for St. John's, Mount Pearl, and surrounding municipalities.
Live webcam thumbnails embedded from NTV+ (ntvplus.ca), a service of NTV Newfoundland Television. Camera locations across the province including St. John's, Quidi Vidi, Logy Bay, and Bell Island.
Unplanned and planned power outage data from the Newfoundland Power public ArcGIS FeatureServer. No authentication required.
Unplanned and planned outage data from NL Hydro's public JSON feeds. Proxied server-side due to missing CORS header.
Live aircraft position data from the airplanes.live community ADS-B aggregator. Supplemented by OpenSky Network for MLAT coverage and adsb.lol / adsb.fi as fallbacks. Personal non-commercial use / ODbL 1.0.
Live AIS vessel position data via WebSocket stream from aisstream.io. Free tier with API key registration. AIS (Automatic Identification System) is a public maritime safety broadcast on VHF radio.
Publicly accessible harbour webcam snapshots from the Canadian Coast Guard e-Navigation system. Cameras cover Fort Amherst (The Narrows entrance), the CCG Base, and the Sir Humphrey Gilbert Building in St. John's.
River monitoring webcam at the Waterford River (Kilbride) operated by the Government of Newfoundland and Labrador, Environment and Climate Change Division.